Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
hoc hieu » hoc thieu, doc hieu, hoc dieu
trang va » tran van, hang va
thong va » thong cua, truong va, thong qua
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hieu) or (hoc hien)) cach - thanh ((trang va) or (thong va)) thuong cong dan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (hoc hien)) cach - thanh ((trang va) OR (thong va)) thuong cong dan phan cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) or (hoc hien)) cach - thanh ((trang va) or (thong va)) thuong cong dan phan cau*.